CChessStats

31st Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai

Round-RobinStandard

10 players participated in this 9-round tournament, held from 05 Oct 2025 to 11 Oct 2025 in Chennai, India. 8 titled players from 5 federations. Top 10 Elo average was 2256, and top seed was Carlomagno Oblitas (🇵🇪 PER, IM, 2379).

Apoorv Kamble (🇮🇳 IND, IM, 2365) won with 7.5/9, ahead of Wilson Guillermo Palencia Morales (6.0) and Nandish V S (5.5). Kamble won solo starting round 3.

The biggest upset came in round 6: Nandish V S (FM, 2251) beat Carlomagno Oblitas (IM, 2379), a +128-point gap.

Location
🇮🇳Chennai, India
Dates
05 Oct 2025 → 11 Oct 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
🇵🇪IMCarlomagno Oblitas2379
Avg top 10
2,256
Participants
10
Titled players · 8
GM×1
IM×4
FM×1
CM×1
WIM×1
Federations · 5 represented
🇮🇳India×6
🇨🇴Colombia×1
🇦🇷Argentina×1
🇵🇪Peru×1
🇧🇾Belarus×1
Top 3

How it unfolded

Top 10 · 9 rounds

IM Apoorv Kamble led from R3 onwards, the runner-up race stayed tight.

Co-leaders
3
2
1
1
1
1
1
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9
R3–R9 · LEAD HELD

IM Apoorv Kamble never relinquished the lead after R3; final gap +1.5 over the runner-up.

R7 · DECISIVE LEAD09 Oct

IM Apoorv Kamble opens a +1.5-point gap over the chasing pack (closest: IM Wilson Guillermo Palencia Morales); the title is out of reach before R9.

R8 · HEAD-TO-HEAD · WINNER VS 2ND

IM Apoorv Kamble drew with IM Wilson Guillermo Palencia Morales (Black).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇮🇳IMApoorv Kamble2365*½½1½111117.529.7537.5+31.02516
2🇨🇴IMPalencia Morales, Wilson Guillermo2206½*½1½1½½½16.025.2539.0+43.22386
3🇮🇳FMNandish V S2251½½*½1011015.523.7539.5+37.12336
4🇮🇳CMSarveshwaran V229000½*1½10115.017.7540.0+1.22295
8🇧🇾GMPodolchenko, Evgeniy2321½½00*1½½½½4.017.2541.0-13.92205
7🇮🇳Surendran N2158001½0*011½4.015.7541.0+16.22223
5🇵🇪IMOblitas, Carlomagno23790½00½1*1½½4.015.5041.0-21.12199
6🇮🇳WIMMrudul Dehankar22440½01½00*114.015.0041.0-7.02214
9🇦🇷IMClaverie, Raul21850½10½0½0*02.512.5042.5-10.72097
10🇮🇳Manigandan, S S21560000½½½01*2.58.5042.5-13.82100

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets